Fair Value - Financial Instruments Carried at Fair Value on Recurring Basis (Detail) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Assets:
Derivatives	$ 78	$ 67
Mutual funds	64	73
Total	142	140
Liabilities:
Derivatives	125	52
Total	125	52
Level 1
Assets:
Derivatives	0	0
Mutual funds	64	73
Total	64	73
Liabilities:
Derivatives	0	0
Total	0	0
Level 2
Assets:
Derivatives	78	67
Mutual funds	0	0
Total	78	67
Liabilities:
Derivatives	125	52
Total	$ 125	$ 52